[BUG] signif function crashes with 0 about datar HOT 5 CLOSED

Python 3.8.18 (default, Sep 11 2023, 08:17:16) 
[Clang 14.0.6 ] :: Anaconda, Inc. on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> import os

>>> import os

import pandas as pd

>>> import numpy as np

from datar.all import tibble, mutate, bind_rows, f, tribble,select,signif,if_else,unite,distinct

>>> >>> >>> df=pd.DataFrame({'A':range(1,11),'B':np.random.randn(10)})
df>>mutate(B=signif(f.B,1))
>>> /Users/fgruber/miniconda3/envs/benchmark/lib/python3.8/site-packages/pipda/utils.py:82: PipeableCallCheckWarning: Failed to detect AST node calling `signif`, assuming a normal call.
  warnings.warn(
/Users/fgruber/miniconda3/envs/benchmark/lib/python3.8/site-packages/pipda/utils.py:89: PipeableCallCheckWarning: Failed to detect AST node calling `mutate`, assuming a piping call.
  warnings.warn(
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/Users/fgruber/miniconda3/envs/benchmark/lib/python3.8/site-packages/pipda/verb.py", line 73, in _pipda_eval
    return func(data, *self._pipda_args, **self._pipda_kwargs)
  File "/Users/fgruber/miniconda3/envs/benchmark/lib/python3.8/site-packages/datar_pandas/api/dplyr/mutate.py", line 62, in _mutate
    val = evaluate_expr(val, data, Context.EVAL)
  File "/Users/fgruber/miniconda3/envs/benchmark/lib/python3.8/site-packages/pipda/utils.py", line 124, in evaluate_expr
    return expr._pipda_eval(data, context)
  File "/Users/fgruber/miniconda3/envs/benchmark/lib/python3.8/site-packages/pipda/function.py", line 108, in _pipda_eval
    return impl(*args, **kwargs)
  File "/Users/fgruber/miniconda3/envs/benchmark/lib/python3.8/site-packages/datar_pandas/factory.py", line 115, in wrapper
    out = func(*args, **kwargs)
  File "/Users/fgruber/miniconda3/envs/benchmark/lib/python3.8/site-packages/datar_pandas/factory.py", line 324, in _pandasobject_apply
    return apply_df(args_frame, bound, exclude, func)
  File "/Users/fgruber/miniconda3/envs/benchmark/lib/python3.8/functools.py", line 875, in wrapper
    return dispatch(args[0].__class__)(*args, **kw)
  File "/Users/fgruber/miniconda3/envs/benchmark/lib/python3.8/site-packages/datar_pandas/factory.py", line 304, in apply_df
    return func(*bound.args, **bound.kwargs)
  File "/Users/fgruber/miniconda3/envs/benchmark/lib/python3.8/site-packages/datar_numpy/api/arithm.py", line 156, in _signif
    if x == 0:
  File "/Users/fgruber/miniconda3/envs/benchmark/lib/python3.8/site-packages/pandas/core/generic.py", line 1466, in __nonzero__
    raise ValueError(
ValueError: The truth value of a Series is ambiguous. Use a.empty, a.bool(), a.item(), a.any() or a.all().
>>>